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36 results about "Lentigo" patented technology

A lentigo (/lɛnˈtaɪɡoʊ/) (plural lentigines, /lɛnˈtɪdʒɪniːz/) is a small pigmented spot on the skin with a clearly defined edge, surrounded by normal-appearing skin. It is a harmless (benign) hyperplasia of melanocytes which is linear in its spread. This means the hyperplasia of melanocytes is restricted to the cell layer directly above the basement membrane of the epidermis where melanocytes normally reside. This is in contrast to the "nests" of multi-layer melanocytes found in moles (melanocytic nevi). Because of this characteristic feature, the adjective "lentiginous" is used to describe other skin lesions that similarly proliferate linearly within the basal cell layer.

Cream composition for removing chloasma, lentigo, whitening and reducing wrinkle

The invention relates to a composition of whitening and anti-wrinkle cream for treating chloasma and freckles, a preparation method thereof and a matching use of the composition during the treating process. Raw material medicines including litharge, rhizoma typhonii, Chinese angelica, hyacinth bletilla tuber, white poria cocos, angelica dahurica, salvia miltiorrhiza and Chinese gromwell are ground together into fine powder; the fine powder is uniformly mixed with talcum powder and zinc oxide, added with egg white and manufactured into paste, and de-scar cream is manufactured; 5 percent titania ointment, zinc oxide ointment and 5 percent quinine ointment are manufactured into sunproof cream; Chuanxiong rhizome, peach blossom and Chinese waxgourd seeds are alcohol extracted and concentrated by 10 percent superoxol, 5 to 10 percent ammoniated mercury ointment, 1 percent crude mercury alcohol and 20 percent benzenediol one-phenyl emulsion, and are synthesized with the de-scar cream and the sunproof cream into de-scar ointment by addition of honey and uniform mixing; fructus gleditsiae offieinalis, soirodela polyrhiza, salted and dried plums, whiteheart cherry branches and white pigeon dung are ground into fine powder and prepared into a freckle mask with water; and almond, mongolian snakegourd fruit and pork tripe are baked and ground into fine powder, and then the composition of the whitening and anti-wrinkle cream is manufactured.
Owner:李永胜

Composition comprising ginseng derived exosome like vesicles for skin whitening

Disclosed in the present disclosure are a composition for skin whitening containing ginseng-derived exosome-like vesicles and a method for preparing the ginseng-derived exosome-like vesicle. The ginseng-derived exosome-like vesicle may have a diameter of 20-500 nm and may be isolated from ginseng root. The composition containing the ginseng-derived exosome-like vesicles as an active ingredient hasan effect of preventing, improving or treating a skin pigmentation disease such as melasma, freckle, lentigo, nevus, melanoma, etc. by effectively suppressing melanin production.
Owner:AMOREPACIFIC CORP
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